diff --git a/module/project/lang/en.php b/module/project/lang/en.php
index 020b6db385..4124cf83a1 100644
--- a/module/project/lang/en.php
+++ b/module/project/lang/en.php
@@ -208,7 +208,7 @@ $lang->project->timeSummary         = '<div class="table-col"><div class="clearf
 $lang->project->groupSummaryAB      = "<div>Tasks <strong>%s ：</strong><span class='text-muted'>Wait</span> %s &nbsp; <span class='text-muted'>Doing</span> %s</div><div>Est. <strong>%s ：</strong><span class='text-muted'>Cost</span> %s &nbsp; <span class='text-muted'>Left</span> %s</div>";
 $lang->project->wbs                 = "Decompose Task";
 $lang->project->batchWBS            = "Batch Decompose";
-$lang->project->howToUpdateBurn     = "<a href='https://api.zentao.net/goto.php?item=burndown&lang=zh-cn' target='_blank' title='How to Update the Burndown Chart?' class='btn btn-link'>Help <i class='icon icon-help'></i></a>";
+$lang->project->howToUpdateBurn     = "<a href='https://api.zentao.net/goto.php?item=burndown&lang=en' target='_blank' title='How to Update the Burndown Chart?' class='btn btn-link'>Help <i class='icon icon-help'></i></a>";
 $lang->project->whyNoStories        = "No Story can be linked. Please check whether there is Story in {$lang->projectCommon} linked {$lang->productCommon} and make sure it has been reviewed.";
 $lang->project->productStories      = "{$lang->projectCommon} linked  story is the subeset of {$lang->productCommon}, which can only be linked after review. Please <a href='%s'> Link Story</a>。";
 $lang->project->haveDraft           = "There are %s draft stories can't be linked.";